711: Important oilfields of the Brahmaputra Valley include

(a) Digboi and Kilboi
(b) Lunej and Ankhleshwar
(c) Badarpur and Masimpur
(d) Naharkatia and Moran
712: 'Khasi' and 'Garo' tribes mainly live in:

(a) Kerala

(b) Meghalaya

(c) Chota Nagpur

(d) Tamil Nadu
713: When a person moves from poles to the equator, the population of plants and animals will:

(a) Increase

(b) Decrease

(c) Remain unchanged

(d) Not show any consistent behaviour
714: Consider the following statements:

1. Assam shares a border with Bhutan and Bangladesh.

2. West Bengal shares a border with Bhutan and Nepal

3. Mizoram shares a border with Bangladesh and Myanmar

Which of the statements given above are correct?

(a) 1 and 2, only
(b) 2 and 3, only
(c) 1 and 3, only
(d) 1, 2 and 3
715: Which one of the following pairs of primitive tribes and places of their in-habitation is not correctly matched ?

(a) Buksa : Pauri-Garhwal

(b) Kol : Jabalpur

(c) Munda : Chhotanagpur

(d) Korba : Kodagu